C1111133313331323223313331333133313331323132232111133132321311233131   >>    C111113331333132322331333133313331333132313223211113313232131123313   <<    C1111133313331323223313331333133313331323132232111133132321311233133   >>      C1111133313331323223313331333133313331323132232111133132321311233132   >>